logging, config file managment, writing library dir

backend/library/library.go

@@ -0,0 +1,34 @@
+package library
+
+import (
+	"context"
+	"fmt"
+	"yellowjacket/backend/logging"
+
+	"github.com/wailsapp/wails/v2/pkg/runtime"
+)
+
+type Config struct {
+	DirectoryPath string
+}
+
+var DefaultConfig *Config = &Config{
+	DirectoryPath: "",
+}
+
+type Library struct {
+	ctx  context.Context
+	Conf *Config
+}
+
+func GetNewLibrary(ctx context.Context, conf *Config) (*Library, error) {
+	if conf == nil {
+		runtime.LogInfo(ctx, fmt.Sprintf("library config is nil, using default config: %s", logging.PrettyJSON(DefaultConfig)))
+		conf = DefaultConfig
+	}
+	runtime.LogInfo(ctx, fmt.Sprintf("creating new library with config: %#v", conf))
+	return &Library{
+		ctx:  ctx,
+		Conf: conf,
+	}, nil
+}